diff --git a/scripts/upgrade b/scripts/upgrade
index f8e177e..75120c5 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -152,6 +152,13 @@ ynh_replace_string --match_string="\"rejectUnauthorized\": true" --replace_strin
 # Recalculate and store the checksum of the file for the next upgrade.
 ynh_store_file_checksum --file="/etc/onlyoffice/documentserver/default.json"
 
+#=================================================
+# REGENERATE FONTS
+#=================================================
+ynh_print_info --message="Generating fonts..."
+
+/usr/bin/documentserver-generate-allfonts.sh
+
 #=================================================
 # GENERIC FINALIZATION
 #=================================================